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2004 | |||||||||||||||
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Effective Nov. 1, 2003 | |||||||||||||||
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APPROVED CARS: Must be at least 116" wheelbase. Figure-8 cars must be a "full perimeter" frame, factory-produced vehicle. No uni-body type cars allowed, i.e. Chrysler. CAR PREPARATION: Must be stripped of dashboard, protrusions, upholstery and exterior body trim (door handles, mirrors, lights and glass except front windshield. All factory produced body parts, floorboards, trunk floor, and inner wheel well, etc. must be intact and remain as original produced parts. ROLL CAGE CONSTRUCTION: Vehicles can utilize rub-rails and nerf bars. Steel doorplate is required on driver's side roll cage area. Roll cage is mandatory for all Bomber Figure-8 Class cars and is available through various manufacturers, including Love Fabricating, Inc. The roll cage must be constructed as follows: All roll cage bars are to be constructed of 1 3/4 inch round steel tubing with a wall thickness of .090 or better. The roll cage must have four equally spaced horizontal door bars on both right and left sides. The roll cage is constructed with a vertical hoop behind and above the driver's head that is welded to the frame rails at the bottom and to the left and right front roll cage legs by a roof hoop. The top cross bar of the rear vertical hoop and the side bars of the roof hoop must be located so the bottom side of those bars is higher than the top of the driver's head when seated in the car. The front legs should follow the contour of the side of the windshield and be welded to the frame rails. The rear vertical hoop must have a diagonal bar from top left to bottom right or top right to bottom left. A bar must connect the left and right of the rear vertical hoop at the seat height. This bar must be welded to the diagonal bar. A bar must connect the legs of the rear hoop at their base, or it is recommended that an "x" connect the left and right frame rails at the points where the front legs and rear hoop are connected. A bar must be installed across the dashboard connecting the left front roll cage leg to the right front roll cage leg. Rear support bars, left and right, must extend behind the top of the rear vertical hoop to the rear of the frame. The front leg and the rear hoop must be connected with four equally spaced horizontal door bars on the left side. The bottom door bar must be connected to the left frame rail by at least three angular bars equally spaced between the front leg and rear hoop of the roll cage. All door bars must be connected by at least three vertical bars equally spaced between the front leg and rear hoop. The roll cage must be welded with no gaps or holes at the welds, and key stress points must have steel gusset plates for reinforcement. A 1/4-inch plate welded to the cage must cover the left side of the roll cage. No bars ahead of front firewall. All bars, which can be reached by driver, should be padded with resilient materials, including the steering hub. The left side roll cage must be equipped with window net that is securely fastened at bottom and quick release on top rail. Note: Roll cage is to be constructed of 1 3/4 inch round steel tubing with a wall thickness of .090 or better. DRIVER'S SEAT: Intact factory bucket seat may be utilized; otherwise, same as Stock Class, as follows: Driver's seat must be a padded racing type seat with frame installed as shown in illustration B (Stock Class Rules). The left side of the driver's seat must be at least 4 inches from any door bar and the seat must be mounted in front of the rear hoop of the roll cage. The driver's seat frame must be attached to the roll cage. The seat must not be mounted to the floorboard of the car. If the seat does not extend up behind the driver's head, a steel plate of at least 8x8 inches covered by at least 2 inches of padding must be welded to the roll cage directly behind the driver's head. SEAT BELTS AND SHOULDER HARNESS: Same as Stock Class, installed as Stock Class, as follows: Use of an approved, racing-type, seat belt, shoulder harness and crotch strap mounted to the roll cage is required. All belts must be new or no more than three years old. See illustration C (Stock Class Rules) for proper installation. The belts must be a minimum of three inches wide, (except for the crotch strap which must be a minimum of 2" wide), adjustable, unfrayed, and undamaged, and connect in a single metal-to-metal quick release buckle. The belts must be mounted to make their length as short as possible. The seat belts should not pass over the sides of the seat but should pass through the seat at the bottom of each side. The seat belt must be mounted so it passes around the pelvic area at a point below the anterior superior iliac spines. Under no condition may the seat belts be worn over the area of the intestines and abdomen. WINDOW NET: Same as Stock Class, as follows: Window net must be an approved racing fire resistant net or webbing and must be installed on the left side driver's window. The net must cover the entire vertical opening and be at least 20 inches long. A quick release mounting is required. SUSPENSION: All suspension must be original factory items, installed and maintained to factory specifications. All cars must maintain factory ride height. No lowering, cutting allowed on suspension parts. BUMPERS: Factory bumpers are mandatory. Bumpers can make use of nerf bars on ends to prevent "hooking" another car. Bumpers can utilize vertical hoops. WINDSHIELD: Factory-produced glass with 4 hold-down tabs on corners. FIREWALL: All holes in factory firewall must be covered and closed off. SPOILERS: Not allowed. NUMBERING: 6" tall white windshield number on upper right-hand corner. Hand painted or professional numbers located on door panels must be at least 24" tall. Must be dark color on solid white background (no exceptions). Absolutely, no free-hand spray painted numbers allowed except for initial inspection and participation in first race. Number must remain legible and visible for each competition. Car number is assigned at time of first car inspection. DRIVE TRAIN: Must remain as produced with only a 2-barrel carburetor. No made-for-racing parts allowed. No aluminum intakes, heads, block, etc. All cars must have "solid" type carburetor linkage (i.e. Street Stock etc). All cars must have throttle comeback enabler (i.e. toe strap) capable to close throttle should it become stuck. FUEL/FUEL PUMPS: No electric fuel pumps other than factory produced "in factory" tank types. No fuel lines can run through interior of vehicle. Boat tanks are allowed in place of factory tanks if mounted securely with 2 solid steel straps to prevent dislodging. EXHAUST SYSTEM: Must remain as factory spec. Must extend behind driver. All cars must have mufflers. BATTERY: Must be placed in the engine compartment. Must be secured to prevent dislodging. TIRES: Must be Brand Name, 75 Series, 14 or 15 inch, DOT-approved tire. Cars may use 195 / 205 / 225 75R Series tires. All tires must be same letter size with brand marking unaltered & legible. P235 tires, Off-Road and/or truck tires not allowed. Tires utilized previously in Indianapolis Speedrome Late Models (Pro- Stocks), Stocks and/or Modifieds, including, but not limited to: False Persuaders, Mohawk, General Tire Ameritech, and Yokohama, not allowed. WHEELS: Cannot exceed 8" width measured on inside bead. Wheels must be steel. All cars must utilize 1"lug nuts and 5/8" wheel studs. RADIATOR: Must be drained and free of anti-freeze. No exceptions. DRIVER ELIGIBILITY: The Chief Steward reserves the right to ban any competitor due to racing experience at the Indianapolis Speedrome or elsewhere and may ban any driver who dominates the competition. Determination of eligibility by the Chief Steward is final. MISCELLANEOUS: No weight jacks allowed. No competitive add-on type of racing equipment allowed. TROPHIES: Awarded to heat winner & 1st, 2nd, 3rd place finishers in Feature.
2004 SPEEDROME BOMBER FIGURE 8 RULES | |||||||||||||||